1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2004-2007 Emulex. All rights reserved. * 5 * EMULEX and SLI are trademarks of Emulex. * 6 * www.emulex.com * 7 * Portions Copyright (C) 2004-2005 Christoph Hellwig * 8 * * 9 * This program is free software; you can redistribute it and/or * 10 * modify it under the terms of version 2 of the GNU General * 11 * Public License as published by the Free Software Foundation. * 12 * This program is distributed in the hope that it will be useful. * 13 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 14 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 15 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 16 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 17 * TO BE LEGALLY INVALID. See the GNU General Public License for * 18 * more details, a copy of which can be found in the file COPYING * 19 * included with this package. * 20 *******************************************************************/ 21 22 #include <linux/blkdev.h> 23 #include <linux/delay.h> 24 #include <linux/dma-mapping.h> 25 #include <linux/idr.h> 26 #include <linux/interrupt.h> 27 #include <linux/kthread.h> 28 #include <linux/pci.h> 29 #include <linux/spinlock.h> 30 #include <linux/ctype.h> 31 32 #include <scsi/scsi.h> 33 #include <scsi/scsi_device.h> 34 #include <scsi/scsi_host.h> 35 #include <scsi/scsi_transport_fc.h> 36 37 #include "lpfc_hw.h" 38 #include "lpfc_sli.h" 39 #include "lpfc_disc.h" 40 #include "lpfc_scsi.h" 41 #include "lpfc.h" 42 #include "lpfc_logmsg.h" 43 #include "lpfc_crtn.h" 44 #include "lpfc_vport.h" 45 #include "lpfc_version.h" 46 47 static int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int); 48 static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *); 49 static int lpfc_post_rcv_buf(struct lpfc_hba *); 50 51 static struct scsi_transport_template *lpfc_transport_template = NULL; 52 static struct scsi_transport_template *lpfc_vport_transport_template = NULL; 53 static DEFINE_IDR(lpfc_hba_index); 54 55 /************************************************************************/ 56 /* */ 57 /* lpfc_config_port_prep */ 58 /* This routine will do LPFC initialization prior to the */ 59 /* CONFIG_PORT mailbox command. This will be initialized */ 60 /* as a SLI layer callback routine. */ 61 /* This routine returns 0 on success or -ERESTART if it wants */ 62 /* the SLI layer to reset the HBA and try again. Any */ 63 /* other return value indicates an error. */ 64 /* */ 65 /************************************************************************/ 66 int 67 lpfc_config_port_prep(struct lpfc_hba *phba) 68 { 69 lpfc_vpd_t *vp = &phba->vpd; 70 int i = 0, rc; 71 LPFC_MBOXQ_t *pmb; 72 MAILBOX_t *mb; 73 char *lpfc_vpd_data = NULL; 74 uint16_t offset = 0; 75 static char licensed[56] = 76 "key unlock for use with gnu public licensed code only\0"; 77 static int init_key = 1; 78 79 pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); 80 if (!pmb) { 81 phba->link_state = LPFC_HBA_ERROR; 82 return -ENOMEM; 83 } 84 85 mb = &pmb->mb; 86 phba->link_state = LPFC_INIT_MBX_CMDS; 87 88 if (lpfc_is_LC_HBA(phba->pcidev->device)) { 89 if (init_key) { 90 uint32_t *ptext = (uint32_t *) licensed; 91 92 for (i = 0; i < 56; i += sizeof (uint32_t), ptext++) 93 *ptext = cpu_to_be32(*ptext); 94 init_key = 0; 95 } 96 97 lpfc_read_nv(phba, pmb); 98 memset((char*)mb->un.varRDnvp.rsvd3, 0, 99 sizeof (mb->un.varRDnvp.rsvd3)); 100 memcpy((char*)mb->un.varRDnvp.rsvd3, licensed, 101 sizeof (licensed)); 102 103 rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL); 104 105 if (rc != MBX_SUCCESS) { 106 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, 107 "0324 Config Port initialization " 108 "error, mbxCmd x%x READ_NVPARM, " 109 "mbxStatus x%x\n", 110 mb->mbxCommand, mb->mbxStatus); 111 mempool_free(pmb, phba->mbox_mem_pool); 112 return -ERESTART; 113 } 114 memcpy(phba->wwnn, (char *)mb->un.varRDnvp.nodename, 115 sizeof(phba->wwnn)); 116 memcpy(phba->wwpn, (char *)mb->un.varRDnvp.portname, 117 sizeof(phba->wwpn)); 118 } 119 120 phba->sli3_options = 0x0; 121 122 /* Setup and issue mailbox READ REV command */ 123 lpfc_read_rev(phba, pmb); 124 rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL); 125 if (rc != MBX_SUCCESS) { 126 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 127 "0439 Adapter failed to init, mbxCmd x%x " 128 "READ_REV, mbxStatus x%x\n", 129 mb->mbxCommand, mb->mbxStatus); 130 mempool_free( pmb, phba->mbox_mem_pool); 131 return -ERESTART; 132 } 133 134 135 /* 136 * The value of rr must be 1 since the driver set the cv field to 1. 137 * This setting requires the FW to set all revision fields. 138 */ 139 if (mb->un.varRdRev.rr == 0) { 140 vp->rev.rBit = 0; 141 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 142 "0440 Adapter failed to init, READ_REV has " 143 "missing revision information.\n"); 144 mempool_free(pmb, phba->mbox_mem_pool); 145 return -ERESTART; 146 } 147 148 if (phba->sli_rev == 3 && !mb->un.varRdRev.v3rsp) 149 return -EINVAL; 150 151 /* Save information as VPD data */ 152 vp->rev.rBit = 1; 153 memcpy(&vp->sli3Feat, &mb->un.varRdRev.sli3Feat, sizeof(uint32_t)); 154 vp->rev.sli1FwRev = mb->un.varRdRev.sli1FwRev; 155 memcpy(vp->rev.sli1FwName, (char*) mb->un.varRdRev.sli1FwName, 16); 156 vp->rev.sli2FwRev = mb->un.varRdRev.sli2FwRev; 157 memcpy(vp->rev.sli2FwName, (char *) mb->un.varRdRev.sli2FwName, 16); 158 vp->rev.biuRev = mb->un.varRdRev.biuRev; 159 vp->rev.smRev = mb->un.varRdRev.smRev; 160 vp->rev.smFwRev = mb->un.varRdRev.un.smFwRev; 161 vp->rev.endecRev = mb->un.varRdRev.endecRev; 162 vp->rev.fcphHigh = mb->un.varRdRev.fcphHigh; 163 vp->rev.fcphLow = mb->un.varRdRev.fcphLow; 164 vp->rev.feaLevelHigh = mb->un.varRdRev.feaLevelHigh; 165 vp->rev.feaLevelLow = mb->un.varRdRev.feaLevelLow; 166 vp->rev.postKernRev = mb->un.varRdRev.postKernRev; 167 vp->rev.opFwRev = mb->un.varRdRev.opFwRev; 168 169 /* If the sli feature level is less then 9, we must 170 * tear down all RPIs and VPIs on link down if NPIV 171 * is enabled. 172 */ 173 if (vp->rev.feaLevelHigh < 9) 174 phba->sli3_options |= LPFC_SLI3_VPORT_TEARDOWN; 175 176 if (lpfc_is_LC_HBA(phba->pcidev->device)) 177 memcpy(phba->RandomData, (char *)&mb->un.varWords[24], 178 sizeof (phba->RandomData)); 179 180 /* Get adapter VPD information */ 181 pmb->context2 = kmalloc(DMP_RSP_SIZE, GFP_KERNEL); 182 if (!pmb->context2) 183 goto out_free_mbox; 184 lpfc_vpd_data = kmalloc(DMP_VPD_SIZE, GFP_KERNEL); 185 if (!lpfc_vpd_data) 186 goto out_free_context2; 187 188 do { 189 lpfc_dump_mem(phba, pmb, offset); 190 rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL); 191 192 if (rc != MBX_SUCCESS) { 193 lpfc_printf_log(phba, KERN_INFO, LOG_INIT, 194 "0441 VPD not present on adapter, " 195 "mbxCmd x%x DUMP VPD, mbxStatus x%x\n", 196 mb->mbxCommand, mb->mbxStatus); 197 mb->un.varDmp.word_cnt = 0; 198 } 199 if (mb->un.varDmp.word_cnt > DMP_VPD_SIZE - offset) 200 mb->un.varDmp.word_cnt = DMP_VPD_SIZE - offset; 201 lpfc_sli_pcimem_bcopy(pmb->context2, lpfc_vpd_data + offset, 202 mb->un.varDmp.word_cnt); 203 offset += mb->un.varDmp.word_cnt; 204 } while (mb->un.varDmp.word_cnt && offset < DMP_VPD_SIZE); 205 lpfc_parse_vpd(phba, lpfc_vpd_data, offset); 206 207 kfree(lpfc_vpd_data); 208 out_free_context2: 209 kfree(pmb->context2); 210 out_free_mbox: 211 mempool_free(pmb, phba->mbox_mem_pool); 212 return 0; 213 } 214 215 /* Completion handler for config async event mailbox command. */ 216 static void 217 lpfc_config_async_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq) 218 { 219 if (pmboxq->mb.mbxStatus == MBX_SUCCESS) 220 phba->temp_sensor_support = 1; 221 else 222 phba->temp_sensor_support = 0; 223 mempool_free(pmboxq, phba->mbox_mem_pool); 224 return; 225 } 226 227 /************************************************************************/ 228 /* */ 229 /* lpfc_config_port_post */ 230 /* This routine will do LPFC initialization after the */ 231 /* CONFIG_PORT mailbox command. This will be initialized */ 232 /* as a SLI layer callback routine. */ 233 /* This routine returns 0 on success. Any other return value */ 234 /* indicates an error. */ 235 /* */ 236 /************************************************************************/ 237 int 238 lpfc_config_port_post(struct lpfc_hba *phba) 239 { 240 struct lpfc_vport *vport = phba->pport; 241 LPFC_MBOXQ_t *pmb; 242 MAILBOX_t *mb; 243 struct lpfc_dmabuf *mp; 244 struct lpfc_sli *psli = &phba->sli; 245 uint32_t status, timeout; 246 int i, j; 247 int rc; 248 249 spin_lock_irq(&phba->hbalock); 250 /* 251 * If the Config port completed correctly the HBA is not 252 * over heated any more. 253 */ 254 if (phba->over_temp_state == HBA_OVER_TEMP) 255 phba->over_temp_state = HBA_NORMAL_TEMP; 256 spin_unlock_irq(&phba->hbalock); 257 258 pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); 259 if (!pmb) { 260 phba->link_state = LPFC_HBA_ERROR; 261 return -ENOMEM; 262 } 263 mb = &pmb->mb; 264 265 /* Get login parameters for NID. */ 266 lpfc_read_sparam(phba, pmb, 0); 267 pmb->vport = vport; 268 if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) { 269 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 270 "0448 Adapter failed init, mbxCmd x%x " 271 "READ_SPARM mbxStatus x%x\n", 272 mb->mbxCommand, mb->mbxStatus); 273 phba->link_state = LPFC_HBA_ERROR; 274 mp = (struct lpfc_dmabuf *) pmb->context1; 275 mempool_free( pmb, phba->mbox_mem_pool); 276 lpfc_mbuf_free(phba, mp->virt, mp->phys); 277 kfree(mp); 278 return -EIO; 279 } 280 281 mp = (struct lpfc_dmabuf *) pmb->context1; 282 283 memcpy(&vport->fc_sparam, mp->virt, sizeof (struct serv_parm)); 284 lpfc_mbuf_free(phba, mp->virt, mp->phys); 285 kfree(mp); 286 pmb->context1 = NULL; 287 288 if (phba->cfg_soft_wwnn) 289 u64_to_wwn(phba->cfg_soft_wwnn, 290 vport->fc_sparam.nodeName.u.wwn); 291 if (phba->cfg_soft_wwpn) 292 u64_to_wwn(phba->cfg_soft_wwpn, 293 vport->fc_sparam.portName.u.wwn); 294 memcpy(&vport->fc_nodename, &vport->fc_sparam.nodeName, 295 sizeof (struct lpfc_name)); 296 memcpy(&vport->fc_portname, &vport->fc_sparam.portName, 297 sizeof (struct lpfc_name)); 298 /* If no serial number in VPD data, use low 6 bytes of WWNN */ 299 /* This should be consolidated into parse_vpd ? - mr */ 300 if (phba->SerialNumber[0] == 0) { 301 uint8_t *outptr; 302 303 outptr = &vport->fc_nodename.u.s.IEEE[0]; 304 for (i = 0; i < 12; i++) { 305 status = *outptr++; 306 j = ((status & 0xf0) >> 4); 307 if (j <= 9) 308 phba->SerialNumber[i] = 309 (char)((uint8_t) 0x30 + (uint8_t) j); 310 else 311 phba->SerialNumber[i] = 312 (char)((uint8_t) 0x61 + (uint8_t) (j - 10)); 313 i++; 314 j = (status & 0xf); 315 if (j <= 9) 316 phba->SerialNumber[i] = 317 (char)((uint8_t) 0x30 + (uint8_t) j); 318 else 319 phba->SerialNumber[i] = 320 (char)((uint8_t) 0x61 + (uint8_t) (j - 10)); 321 } 322 } 323 324 lpfc_read_config(phba, pmb); 325 pmb->vport = vport; 326 if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) { 327 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 328 "0453 Adapter failed to init, mbxCmd x%x " 329 "READ_CONFIG, mbxStatus x%x\n", 330 mb->mbxCommand, mb->mbxStatus); 331 phba->link_state = LPFC_HBA_ERROR; 332 mempool_free( pmb, phba->mbox_mem_pool); 333 return -EIO; 334 } 335 336 /* Reset the DFT_HBA_Q_DEPTH to the max xri */ 337 if (phba->cfg_hba_queue_depth > (mb->un.varRdConfig.max_xri+1)) 338 phba->cfg_hba_queue_depth = 339 mb->un.varRdConfig.max_xri + 1; 340 341 phba->lmt = mb->un.varRdConfig.lmt; 342 343 /* Get the default values for Model Name and Description */ 344 lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc); 345 346 if ((phba->cfg_link_speed > LINK_SPEED_10G) 347 || ((phba->cfg_link_speed == LINK_SPEED_1G) 348 && !(phba->lmt & LMT_1Gb)) 349 || ((phba->cfg_link_speed == LINK_SPEED_2G) 350 && !(phba->lmt & LMT_2Gb)) 351 || ((phba->cfg_link_speed == LINK_SPEED_4G) 352 && !(phba->lmt & LMT_4Gb)) 353 || ((phba->cfg_link_speed == LINK_SPEED_8G) 354 && !(phba->lmt & LMT_8Gb)) 355 || ((phba->cfg_link_speed == LINK_SPEED_10G) 356 && !(phba->lmt & LMT_10Gb))) { 357 /* Reset link speed to auto */ 358 lpfc_printf_log(phba, KERN_WARNING, LOG_LINK_EVENT, 359 "1302 Invalid speed for this board: " 360 "Reset link speed to auto: x%x\n", 361 phba->cfg_link_speed); 362 phba->cfg_link_speed = LINK_SPEED_AUTO; 363 } 364 365 phba->link_state = LPFC_LINK_DOWN; 366 367 /* Only process IOCBs on ELS ring till hba_state is READY */ 368 if (psli->ring[psli->extra_ring].cmdringaddr) 369 psli->ring[psli->extra_ring].flag |= LPFC_STOP_IOCB_EVENT; 370 if (psli->ring[psli->fcp_ring].cmdringaddr) 371 psli->ring[psli->fcp_ring].flag |= LPFC_STOP_IOCB_EVENT; 372 if (psli->ring[psli->next_ring].cmdringaddr) 373 psli->ring[psli->next_ring].flag |= LPFC_STOP_IOCB_EVENT; 374 375 /* Post receive buffers for desired rings */ 376 if (phba->sli_rev != 3) 377 lpfc_post_rcv_buf(phba); 378 379 /* Enable appropriate host interrupts */ 380 spin_lock_irq(&phba->hbalock); 381 status = readl(phba->HCregaddr); 382 status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA; 383 if (psli->num_rings > 0) 384 status |= HC_R0INT_ENA; 385 if (psli->num_rings > 1) 386 status |= HC_R1INT_ENA; 387 if (psli->num_rings > 2) 388 status |= HC_R2INT_ENA; 389 if (psli->num_rings > 3) 390 status |= HC_R3INT_ENA; 391 392 if ((phba->cfg_poll & ENABLE_FCP_RING_POLLING) && 393 (phba->cfg_poll & DISABLE_FCP_RING_INT)) 394 status &= ~(HC_R0INT_ENA << LPFC_FCP_RING); 395 396 writel(status, phba->HCregaddr); 397 readl(phba->HCregaddr); /* flush */ 398 spin_unlock_irq(&phba->hbalock); 399 400 /* 401 * Setup the ring 0 (els) timeout handler 402 */ 403 timeout = phba->fc_ratov << 1; 404 mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout); 405 mod_timer(&phba->hb_tmofunc, jiffies + HZ * LPFC_HB_MBOX_INTERVAL); 406 phba->hb_outstanding = 0; 407 phba->last_completion_time = jiffies; 408 409 lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed); 410 pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; 411 pmb->vport = vport; 412 rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); 413 lpfc_set_loopback_flag(phba); 414 if (rc != MBX_SUCCESS) { 415 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 416 "0454 Adapter failed to init, mbxCmd x%x " 417 "INIT_LINK, mbxStatus x%x\n", 418 mb->mbxCommand, mb->mbxStatus); 419 420 /* Clear all interrupt enable conditions */ 421 writel(0, phba->HCregaddr); 422 readl(phba->HCregaddr); /* flush */ 423 /* Clear all pending interrupts */ 424 writel(0xffffffff, phba->HAregaddr); 425 readl(phba->HAregaddr); /* flush */ 426 427 phba->link_state = LPFC_HBA_ERROR; 428 if (rc != MBX_BUSY) 429 mempool_free(pmb, phba->mbox_mem_pool); 430 return -EIO; 431 } 432 /* MBOX buffer will be freed in mbox compl */ 433 pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); 434 lpfc_config_async(phba, pmb, LPFC_ELS_RING); 435 pmb->mbox_cmpl = lpfc_config_async_cmpl; 436 pmb->vport = phba->pport; 437 rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); 438 439 if ((rc != MBX_BUSY) && (rc != MBX_SUCCESS)) { 440 lpfc_printf_log(phba, 441 KERN_ERR, 442 LOG_INIT, 443 "0456 Adapter failed to issue " 444 "ASYNCEVT_ENABLE mbox status x%x \n.", 445 rc); 446 mempool_free(pmb, phba->mbox_mem_pool); 447 } 448 return (0); 449 } 450 451 /************************************************************************/ 452 /* */ 453 /* lpfc_hba_down_prep */ 454 /* This routine will do LPFC uninitialization before the */ 455 /* HBA is reset when bringing down the SLI Layer. This will be */ 456 /* initialized as a SLI layer callback routine. */ 457 /* This routine returns 0 on success. Any other return value */ 458 /* indicates an error. */ 459 /* */ 460 /************************************************************************/ 461 int 462 lpfc_hba_down_prep(struct lpfc_hba *phba) 463 { 464 /* Disable interrupts */ 465 writel(0, phba->HCregaddr); 466 readl(phba->HCregaddr); /* flush */ 467 468 lpfc_cleanup_discovery_resources(phba->pport); 469 return 0; 470 } 471 472 /************************************************************************/ 473 /* */ 474 /* lpfc_hba_down_post */ 475 /* This routine will do uninitialization after the HBA is reset */ 476 /* when bringing down the SLI Layer. */ 477 /* This routine returns 0 on success. Any other return value */ 478 /* indicates an error. */ 479 /* */ 480 /************************************************************************/ 481 int 482 lpfc_hba_down_post(struct lpfc_hba *phba) 483 { 484 struct lpfc_sli *psli = &phba->sli; 485 struct lpfc_sli_ring *pring; 486 struct lpfc_dmabuf *mp, *next_mp; 487 struct lpfc_iocbq *iocb; 488 IOCB_t *cmd = NULL; 489 LIST_HEAD(completions); 490 int i; 491 492 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) 493 lpfc_sli_hbqbuf_free_all(phba); 494 else { 495 /* Cleanup preposted buffers on the ELS ring */ 496 pring = &psli->ring[LPFC_ELS_RING]; 497 list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) { 498 list_del(&mp->list); 499 pring->postbufq_cnt--; 500 lpfc_mbuf_free(phba, mp->virt, mp->phys); 501 kfree(mp); 502 } 503 } 504 505 spin_lock_irq(&phba->hbalock); 506 for (i = 0; i < psli->num_rings; i++) { 507 pring = &psli->ring[i]; 508 509 /* At this point in time the HBA is either reset or DOA. Either 510 * way, nothing should be on txcmplq as it will NEVER complete. 511 */ 512 list_splice_init(&pring->txcmplq, &completions); 513 pring->txcmplq_cnt = 0; 514 spin_unlock_irq(&phba->hbalock); 515 516 while (!list_empty(&completions)) { 517 iocb = list_get_first(&completions, struct lpfc_iocbq, 518 list); 519 cmd = &iocb->iocb; 520 list_del_init(&iocb->list); 521 522 if (!iocb->iocb_cmpl) 523 lpfc_sli_release_iocbq(phba, iocb); 524 else { 525 cmd->ulpStatus = IOSTAT_LOCAL_REJECT; 526 cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; 527 (iocb->iocb_cmpl) (phba, iocb, iocb); 528 } 529 } 530 531 lpfc_sli_abort_iocb_ring(phba, pring); 532 spin_lock_irq(&phba->hbalock); 533 } 534 spin_unlock_irq(&phba->hbalock); 535 536 return 0; 537 } 538 539 /* HBA heart beat timeout handler */ 540 static void 541 lpfc_hb_timeout(unsigned long ptr) 542 { 543 struct lpfc_hba *phba; 544 unsigned long iflag; 545 546 phba = (struct lpfc_hba *)ptr; 547 spin_lock_irqsave(&phba->pport->work_port_lock, iflag); 548 if (!(phba->pport->work_port_events & WORKER_HB_TMO)) 549 phba->pport->work_port_events |= WORKER_HB_TMO; 550 spin_unlock_irqrestore(&phba->pport->work_port_lock, iflag); 551 552 if (phba->work_wait) 553 wake_up(phba->work_wait); 554 return; 555 } 556 557 static void 558 lpfc_hb_mbox_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq) 559 { 560 unsigned long drvr_flag; 561 562 spin_lock_irqsave(&phba->hbalock, drvr_flag); 563 phba->hb_outstanding = 0; 564 spin_unlock_irqrestore(&phba->hbalock, drvr_flag); 565 566 mempool_free(pmboxq, phba->mbox_mem_pool); 567 if (!(phba->pport->fc_flag & FC_OFFLINE_MODE) && 568 !(phba->link_state == LPFC_HBA_ERROR) && 569 !(phba->pport->load_flag & FC_UNLOADING)) 570 mod_timer(&phba->hb_tmofunc, 571 jiffies + HZ * LPFC_HB_MBOX_INTERVAL); 572 return; 573 } 574 575 void 576 lpfc_hb_timeout_handler(struct lpfc_hba *phba) 577 { 578 LPFC_MBOXQ_t *pmboxq; 579 struct lpfc_dmabuf *buf_ptr; 580 int retval; 581 struct lpfc_sli *psli = &phba->sli; 582 LIST_HEAD(completions); 583 584 if ((phba->link_state == LPFC_HBA_ERROR) || 585 (phba->pport->load_flag & FC_UNLOADING) || 586 (phba->pport->fc_flag & FC_OFFLINE_MODE)) 587 return; 588 589 spin_lock_irq(&phba->pport->work_port_lock); 590 /* If the timer is already canceled do nothing */ 591 if (!(phba->pport->work_port_events & WORKER_HB_TMO)) { 592 spin_unlock_irq(&phba->pport->work_port_lock); 593 return; 594 } 595 596 if (time_after(phba->last_completion_time + LPFC_HB_MBOX_INTERVAL * HZ, 597 jiffies)) { 598 spin_unlock_irq(&phba->pport->work_port_lock); 599 if (!phba->hb_outstanding) 600 mod_timer(&phba->hb_tmofunc, 601 jiffies + HZ * LPFC_HB_MBOX_INTERVAL); 602 else 603 mod_timer(&phba->hb_tmofunc, 604 jiffies + HZ * LPFC_HB_MBOX_TIMEOUT); 605 return; 606 } 607 spin_unlock_irq(&phba->pport->work_port_lock); 608 609 if (phba->elsbuf_cnt && 610 (phba->elsbuf_cnt == phba->elsbuf_prev_cnt)) { 611 spin_lock_irq(&phba->hbalock); 612 list_splice_init(&phba->elsbuf, &completions); 613 phba->elsbuf_cnt = 0; 614 phba->elsbuf_prev_cnt = 0; 615 spin_unlock_irq(&phba->hbalock); 616 617 while (!list_empty(&completions)) { 618 list_remove_head(&completions, buf_ptr, 619 struct lpfc_dmabuf, list); 620 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 621 kfree(buf_ptr); 622 } 623 } 624 phba->elsbuf_prev_cnt = phba->elsbuf_cnt; 625 626 /* If there is no heart beat outstanding, issue a heartbeat command */ 627 if (phba->cfg_enable_hba_heartbeat) { 628 if (!phba->hb_outstanding) { 629 pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL); 630 if (!pmboxq) { 631 mod_timer(&phba->hb_tmofunc, 632 jiffies + HZ * LPFC_HB_MBOX_INTERVAL); 633 return; 634 } 635 636 lpfc_heart_beat(phba, pmboxq); 637 pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl; 638 pmboxq->vport = phba->pport; 639 retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT); 640 641 if (retval != MBX_BUSY && retval != MBX_SUCCESS) { 642 mempool_free(pmboxq, phba->mbox_mem_pool); 643 mod_timer(&phba->hb_tmofunc, 644 jiffies + HZ * LPFC_HB_MBOX_INTERVAL); 645 return; 646 } 647 mod_timer(&phba->hb_tmofunc, 648 jiffies + HZ * LPFC_HB_MBOX_TIMEOUT); 649 phba->hb_outstanding = 1; 650 return; 651 } else { 652 /* 653 * If heart beat timeout called with hb_outstanding set 654 * we need to take the HBA offline. 655 */ 656 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 657 "0459 Adapter heartbeat failure, " 658 "taking this port offline.\n"); 659 660 spin_lock_irq(&phba->hbalock); 661 psli->sli_flag &= ~LPFC_SLI2_ACTIVE; 662 spin_unlock_irq(&phba->hbalock); 663 664 lpfc_offline_prep(phba); 665 lpfc_offline(phba); 666 lpfc_unblock_mgmt_io(phba); 667 phba->link_state = LPFC_HBA_ERROR; 668 lpfc_hba_down_post(phba); 669 } 670 } 671 } 672 673 static void 674 lpfc_offline_eratt(struct lpfc_hba *phba) 675 { 676 struct lpfc_sli *psli = &phba->sli; 677 678 spin_lock_irq(&phba->hbalock); 679 psli->sli_flag &= ~LPFC_SLI2_ACTIVE; 680 spin_unlock_irq(&phba->hbalock); 681 lpfc_offline_prep(phba); 682 683 lpfc_offline(phba); 684 lpfc_reset_barrier(phba); 685 lpfc_sli_brdreset(phba); 686 lpfc_hba_down_post(phba); 687 lpfc_sli_brdready(phba, HS_MBRDY); 688 lpfc_unblock_mgmt_io(phba); 689 phba->link_state = LPFC_HBA_ERROR; 690 return; 691 } 692 693 /************************************************************************/ 694 /* */ 695 /* lpfc_handle_eratt */ 696 /* This routine will handle processing a Host Attention */ 697 /* Error Status event. This will be initialized */ 698 /* as a SLI layer callback routine. */ 699 /* */ 700 /************************************************************************/ 701 void 702 lpfc_handle_eratt(struct lpfc_hba *phba) 703 { 704 struct lpfc_vport *vport = phba->pport; 705 struct lpfc_sli *psli = &phba->sli; 706 struct lpfc_sli_ring *pring; 707 struct lpfc_vport **vports; 708 uint32_t event_data; 709 unsigned long temperature; 710 struct temp_event temp_event_data; 711 struct Scsi_Host *shost; 712 int i; 713 714 /* If the pci channel is offline, ignore possible errors, 715 * since we cannot communicate with the pci card anyway. */ 716 if (pci_channel_offline(phba->pcidev)) 717 return; 718 /* If resets are disabled then leave the HBA alone and return */ 719 if (!phba->cfg_enable_hba_reset) 720 return; 721 722 if (phba->work_hs & HS_FFER6 || 723 phba->work_hs & HS_FFER5) { 724 /* Re-establishing Link */ 725 lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT, 726 "1301 Re-establishing Link " 727 "Data: x%x x%x x%x\n", 728 phba->work_hs, 729 phba->work_status[0], phba->work_status[1]); 730 vports = lpfc_create_vport_work_array(phba); 731 if (vports != NULL) 732 for(i = 0; 733 i <= phba->max_vpi && vports[i] != NULL; 734 i++){ 735 shost = lpfc_shost_from_vport(vports[i]); 736 spin_lock_irq(shost->host_lock); 737 vports[i]->fc_flag |= FC_ESTABLISH_LINK; 738 spin_unlock_irq(shost->host_lock); 739 } 740 lpfc_destroy_vport_work_array(phba, vports); 741 spin_lock_irq(&phba->hbalock); 742 psli->sli_flag &= ~LPFC_SLI2_ACTIVE; 743 spin_unlock_irq(&phba->hbalock); 744 745 /* 746 * Firmware stops when it triggled erratt with HS_FFER6. 747 * That could cause the I/Os dropped by the firmware. 748 * Error iocb (I/O) on txcmplq and let the SCSI layer 749 * retry it after re-establishing link. 750 */ 751 pring = &psli->ring[psli->fcp_ring]; 752 lpfc_sli_abort_iocb_ring(phba, pring); 753 754 755 /* 756 * There was a firmware error. Take the hba offline and then 757 * attempt to restart it. 758 */ 759 lpfc_offline_prep(phba); 760 lpfc_offline(phba); 761 lpfc_sli_brdrestart(phba); 762 if (lpfc_online(phba) == 0) { /* Initialize the HBA */ 763 mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60); 764 lpfc_unblock_mgmt_io(phba); 765 return; 766 } 767 lpfc_unblock_mgmt_io(phba); 768 } else if (phba->work_hs & HS_CRIT_TEMP) { 769 temperature = readl(phba->MBslimaddr + TEMPERATURE_OFFSET); 770 temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT; 771 temp_event_data.event_code = LPFC_CRIT_TEMP; 772 temp_event_data.data = (uint32_t)temperature; 773 774 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 775 "0459 Adapter maximum temperature exceeded " 776 "(%ld), taking this port offline " 777 "Data: x%x x%x x%x\n", 778 temperature, phba->work_hs, 779 phba->work_status[0], phba->work_status[1]); 780 781 shost = lpfc_shost_from_vport(phba->pport); 782 fc_host_post_vendor_event(shost, fc_get_event_number(), 783 sizeof(temp_event_data), 784 (char *) &temp_event_data, 785 SCSI_NL_VID_TYPE_PCI 786 | PCI_VENDOR_ID_EMULEX); 787 788 spin_lock_irq(&phba->hbalock); 789 phba->over_temp_state = HBA_OVER_TEMP; 790 spin_unlock_irq(&phba->hbalock); 791 lpfc_offline_eratt(phba); 792 793 } else { 794 /* The if clause above forces this code path when the status 795 * failure is a value other than FFER6. Do not call the offline 796 * twice. This is the adapter hardware error path. 797 */ 798 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 799 "0457 Adapter Hardware Error " 800 "Data: x%x x%x x%x\n", 801 phba->work_hs, 802 phba->work_status[0], phba->work_status[1]); 803 804 event_data = FC_REG_DUMP_EVENT; 805 shost = lpfc_shost_from_vport(vport); 806 fc_host_post_vendor_event(shost, fc_get_event_number(), 807 sizeof(event_data), (char *) &event_data, 808 SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); 809 810 lpfc_offline_eratt(phba); 811 } 812 } 813 814 /************************************************************************/ 815 /* */ 816 /* lpfc_handle_latt */ 817 /* This routine will handle processing a Host Attention */ 818 /* Link Status event. This will be initialized */ 819 /* as a SLI layer callback routine. */ 820 /* */ 821 /************************************************************************/ 822 void 823 lpfc_handle_latt(struct lpfc_hba *phba) 824 { 825 struct lpfc_vport *vport = phba->pport; 826 struct lpfc_sli *psli = &phba->sli; 827 LPFC_MBOXQ_t *pmb; 828 volatile uint32_t control; 829 struct lpfc_dmabuf *mp; 830 int rc = 0; 831 832 pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); 833 if (!pmb) { 834 rc = 1; 835 goto lpfc_handle_latt_err_exit; 836 } 837 838 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 839 if (!mp) { 840 rc = 2; 841 goto lpfc_handle_latt_free_pmb; 842 } 843 844 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); 845 if (!mp->virt) { 846 rc = 3; 847 goto lpfc_handle_latt_free_mp; 848 } 849 850 /* Cleanup any outstanding ELS commands */ 851 lpfc_els_flush_all_cmd(phba); 852 853 psli->slistat.link_event++; 854 lpfc_read_la(phba, pmb, mp); 855 pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la; 856 pmb->vport = vport; 857 rc = lpfc_sli_issue_mbox (phba, pmb, MBX_NOWAIT); 858 if (rc == MBX_NOT_FINISHED) { 859 rc = 4; 860 goto lpfc_handle_latt_free_mbuf; 861 } 862 863 /* Clear Link Attention in HA REG */ 864 spin_lock_irq(&phba->hbalock); 865 writel(HA_LATT, phba->HAregaddr); 866 readl(phba->HAregaddr); /* flush */ 867 spin_unlock_irq(&phba->hbalock); 868 869 return; 870 871 lpfc_handle_latt_free_mbuf: 872 lpfc_mbuf_free(phba, mp->virt, mp->phys); 873 lpfc_handle_latt_free_mp: 874 kfree(mp); 875 lpfc_handle_latt_free_pmb: 876 mempool_free(pmb, phba->mbox_mem_pool); 877 lpfc_handle_latt_err_exit: 878 /* Enable Link attention interrupts */ 879 spin_lock_irq(&phba->hbalock); 880 psli->sli_flag |= LPFC_PROCESS_LA; 881 control = readl(phba->HCregaddr); 882 control |= HC_LAINT_ENA; 883 writel(control, phba->HCregaddr); 884 readl(phba->HCregaddr); /* flush */ 885 886 /* Clear Link Attention in HA REG */ 887 writel(HA_LATT, phba->HAregaddr); 888 readl(phba->HAregaddr); /* flush */ 889 spin_unlock_irq(&phba->hbalock); 890 lpfc_linkdown(phba); 891 phba->link_state = LPFC_HBA_ERROR; 892 893 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, 894 "0300 LATT: Cannot issue READ_LA: Data:%d\n", rc); 895 896 return; 897 } 898 899 /************************************************************************/ 900 /* */ 901 /* lpfc_parse_vpd */ 902 /* This routine will parse the VPD data */ 903 /* */ 904 /************************************************************************/ 905 static int 906 lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len) 907 { 908 uint8_t lenlo, lenhi; 909 int Length; 910 int i, j; 911 int finished = 0; 912 int index = 0; 913 914 if (!vpd) 915 return 0; 916 917 /* Vital Product */ 918 lpfc_printf_log(phba, KERN_INFO, LOG_INIT, 919 "0455 Vital Product Data: x%x x%x x%x x%x\n", 920 (uint32_t) vpd[0], (uint32_t) vpd[1], (uint32_t) vpd[2], 921 (uint32_t) vpd[3]); 922 while (!finished && (index < (len - 4))) { 923 switch (vpd[index]) { 924 case 0x82: 925 case 0x91: 926 index += 1; 927 lenlo = vpd[index]; 928 index += 1; 929 lenhi = vpd[index]; 930 index += 1; 931 i = ((((unsigned short)lenhi) << 8) + lenlo); 932 index += i; 933 break; 934 case 0x90: 935 index += 1; 936 lenlo = vpd[index]; 937 index += 1; 938 lenhi = vpd[index]; 939 index += 1; 940 Length = ((((unsigned short)lenhi) << 8) + lenlo); 941 if (Length > len - index) 942 Length = len - index; 943 while (Length > 0) { 944 /* Look for Serial Number */ 945 if ((vpd[index] == 'S') && (vpd[index+1] == 'N')) { 946 index += 2; 947 i = vpd[index]; 948 index += 1; 949 j = 0; 950 Length -= (3+i); 951 while(i--) { 952 phba->SerialNumber[j++] = vpd[index++]; 953 if (j == 31) 954 break; 955 } 956 phba->SerialNumber[j] = 0; 957 continue; 958 } 959 else if ((vpd[index] == 'V') && (vpd[index+1] == '1')) { 960 phba->vpd_flag |= VPD_MODEL_DESC; 961 index += 2; 962 i = vpd[index]; 963 index += 1; 964 j = 0; 965 Length -= (3+i); 966 while(i--) { 967 phba->ModelDesc[j++] = vpd[index++]; 968 if (j == 255) 969 break; 970 } 971 phba->ModelDesc[j] = 0; 972 continue; 973 } 974 else if ((vpd[index] == 'V') && (vpd[index+1] == '2')) { 975 phba->vpd_flag |= VPD_MODEL_NAME; 976 index += 2; 977 i = vpd[index]; 978 index += 1; 979 j = 0; 980 Length -= (3+i); 981 while(i--) { 982 phba->ModelName[j++] = vpd[index++]; 983 if (j == 79) 984 break; 985 } 986 phba->ModelName[j] = 0; 987 continue; 988 } 989 else if ((vpd[index] == 'V') && (vpd[index+1] == '3')) { 990 phba->vpd_flag |= VPD_PROGRAM_TYPE; 991 index += 2; 992 i = vpd[index]; 993 index += 1; 994 j = 0; 995 Length -= (3+i); 996 while(i--) { 997 phba->ProgramType[j++] = vpd[index++]; 998 if (j == 255) 999 break; 1000 } 1001 phba->ProgramType[j] = 0; 1002 continue; 1003 } 1004 else if ((vpd[index] == 'V') && (vpd[index+1] == '4')) { 1005 phba->vpd_flag |= VPD_PORT; 1006 index += 2; 1007 i = vpd[index]; 1008 index += 1; 1009 j = 0; 1010 Length -= (3+i); 1011 while(i--) { 1012 phba->Port[j++] = vpd[index++]; 1013 if (j == 19) 1014 break; 1015 } 1016 phba->Port[j] = 0; 1017 continue; 1018 } 1019 else { 1020 index += 2; 1021 i = vpd[index]; 1022 index += 1; 1023 index += i; 1024 Length -= (3 + i); 1025 } 1026 } 1027 finished = 0; 1028 break; 1029 case 0x78: 1030 finished = 1; 1031 break; 1032 default: 1033 index ++; 1034 break; 1035 } 1036 } 1037 1038 return(1); 1039 } 1040 1041 static void 1042 lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) 1043 { 1044 lpfc_vpd_t *vp; 1045 uint16_t dev_id = phba->pcidev->device; 1046 int max_speed; 1047 struct { 1048 char * name; 1049 int max_speed; 1050 char * bus; 1051 } m = {"<Unknown>", 0, ""}; 1052 1053 if (mdp && mdp[0] != '\0' 1054 && descp && descp[0] != '\0') 1055 return; 1056 1057 if (phba->lmt & LMT_10Gb) 1058 max_speed = 10; 1059 else if (phba->lmt & LMT_8Gb) 1060 max_speed = 8; 1061 else if (phba->lmt & LMT_4Gb) 1062 max_speed = 4; 1063 else if (phba->lmt & LMT_2Gb) 1064 max_speed = 2; 1065 else 1066 max_speed = 1; 1067 1068 vp = &phba->vpd; 1069 1070 switch (dev_id) { 1071 case PCI_DEVICE_ID_FIREFLY: 1072 m = (typeof(m)){"LP6000", max_speed, "PCI"}; 1073 break; 1074 case PCI_DEVICE_ID_SUPERFLY: 1075 if (vp->rev.biuRev >= 1 && vp->rev.biuRev <= 3) 1076 m = (typeof(m)){"LP7000", max_speed, "PCI"}; 1077 else 1078 m = (typeof(m)){"LP7000E", max_speed, "PCI"}; 1079 break; 1080 case PCI_DEVICE_ID_DRAGONFLY: 1081 m = (typeof(m)){"LP8000", max_speed, "PCI"}; 1082 break; 1083 case PCI_DEVICE_ID_CENTAUR: 1084 if (FC_JEDEC_ID(vp->rev.biuRev) == CENTAUR_2G_JEDEC_ID) 1085 m = (typeof(m)){"LP9002", max_speed, "PCI"}; 1086 else 1087 m = (typeof(m)){"LP9000", max_speed, "PCI"}; 1088 break; 1089 case PCI_DEVICE_ID_RFLY: 1090 m = (typeof(m)){"LP952", max_speed, "PCI"}; 1091 break; 1092 case PCI_DEVICE_ID_PEGASUS: 1093 m = (typeof(m)){"LP9802", max_speed, "PCI-X"}; 1094 break; 1095 case PCI_DEVICE_ID_THOR: 1096 m = (typeof(m)){"LP10000", max_speed, "PCI-X"}; 1097 break; 1098 case PCI_DEVICE_ID_VIPER: 1099 m = (typeof(m)){"LPX1000", max_speed, "PCI-X"}; 1100 break; 1101 case PCI_DEVICE_ID_PFLY: 1102 m = (typeof(m)){"LP982", max_speed, "PCI-X"}; 1103 break; 1104 case PCI_DEVICE_ID_TFLY: 1105 m = (typeof(m)){"LP1050", max_speed, "PCI-X"}; 1106 break; 1107 case PCI_DEVICE_ID_HELIOS: 1108 m = (typeof(m)){"LP11000", max_speed, "PCI-X2"}; 1109 break; 1110 case PCI_DEVICE_ID_HELIOS_SCSP: 1111 m = (typeof(m)){"LP11000-SP", max_speed, "PCI-X2"}; 1112 break; 1113 case PCI_DEVICE_ID_HELIOS_DCSP: 1114 m = (typeof(m)){"LP11002-SP", max_speed, "PCI-X2"}; 1115 break; 1116 case PCI_DEVICE_ID_NEPTUNE: 1117 m = (typeof(m)){"LPe1000", max_speed, "PCIe"}; 1118 break; 1119 case PCI_DEVICE_ID_NEPTUNE_SCSP: 1120 m = (typeof(m)){"LPe1000-SP", max_speed, "PCIe"}; 1121 break; 1122 case PCI_DEVICE_ID_NEPTUNE_DCSP: 1123 m = (typeof(m)){"LPe1002-SP", max_speed, "PCIe"}; 1124 break; 1125 case PCI_DEVICE_ID_BMID: 1126 m = (typeof(m)){"LP1150", max_speed, "PCI-X2"}; 1127 break; 1128 case PCI_DEVICE_ID_BSMB: 1129 m = (typeof(m)){"LP111", max_speed, "PCI-X2"}; 1130 break; 1131 case PCI_DEVICE_ID_ZEPHYR: 1132 m = (typeof(m)){"LPe11000", max_speed, "PCIe"}; 1133 break; 1134 case PCI_DEVICE_ID_ZEPHYR_SCSP: 1135 m = (typeof(m)){"LPe11000", max_speed, "PCIe"}; 1136 break; 1137 case PCI_DEVICE_ID_ZEPHYR_DCSP: 1138 m = (typeof(m)){"LPe11002-SP", max_speed, "PCIe"}; 1139 break; 1140 case PCI_DEVICE_ID_ZMID: 1141 m = (typeof(m)){"LPe1150", max_speed, "PCIe"}; 1142 break; 1143 case PCI_DEVICE_ID_ZSMB: 1144 m = (typeof(m)){"LPe111", max_speed, "PCIe"}; 1145 break; 1146 case PCI_DEVICE_ID_LP101: 1147 m = (typeof(m)){"LP101", max_speed, "PCI-X"}; 1148 break; 1149 case PCI_DEVICE_ID_LP10000S: 1150 m = (typeof(m)){"LP10000-S", max_speed, "PCI"}; 1151 break; 1152 case PCI_DEVICE_ID_LP11000S: 1153 m = (typeof(m)){"LP11000-S", max_speed, 1154 "PCI-X2"}; 1155 break; 1156 case PCI_DEVICE_ID_LPE11000S: 1157 m = (typeof(m)){"LPe11000-S", max_speed, 1158 "PCIe"}; 1159 break; 1160 case PCI_DEVICE_ID_SAT: 1161 m = (typeof(m)){"LPe12000", max_speed, "PCIe"}; 1162 break; 1163 case PCI_DEVICE_ID_SAT_MID: 1164 m = (typeof(m)){"LPe1250", max_speed, "PCIe"}; 1165 break; 1166 case PCI_DEVICE_ID_SAT_SMB: 1167 m = (typeof(m)){"LPe121", max_speed, "PCIe"}; 1168 break; 1169 case PCI_DEVICE_ID_SAT_DCSP: 1170 m = (typeof(m)){"LPe12002-SP", max_speed, "PCIe"}; 1171 break; 1172 case PCI_DEVICE_ID_SAT_SCSP: 1173 m = (typeof(m)){"LPe12000-SP", max_speed, "PCIe"}; 1174 break; 1175 case PCI_DEVICE_ID_SAT_S: 1176 m = (typeof(m)){"LPe12000-S", max_speed, "PCIe"}; 1177 break; 1178 default: 1179 m = (typeof(m)){ NULL }; 1180 break; 1181 } 1182 1183 if (mdp && mdp[0] == '\0') 1184 snprintf(mdp, 79,"%s", m.name); 1185 if (descp && descp[0] == '\0') 1186 snprintf(descp, 255, 1187 "Emulex %s %dGb %s Fibre Channel Adapter", 1188 m.name, m.max_speed, m.bus); 1189 } 1190 1191 /**************************************************/ 1192 /* lpfc_post_buffer */ 1193 /* */ 1194 /* This routine will post count buffers to the */ 1195 /* ring with the QUE_RING_BUF_CN command. This */ 1196 /* allows 3 buffers / command to be posted. */ 1197 /* Returns the number of buffers NOT posted. */ 1198 /**************************************************/ 1199 int 1200 lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt, 1201 int type) 1202 { 1203 IOCB_t *icmd; 1204 struct lpfc_iocbq *iocb; 1205 struct lpfc_dmabuf *mp1, *mp2; 1206 1207 cnt += pring->missbufcnt; 1208 1209 /* While there are buffers to post */ 1210 while (cnt > 0) { 1211 /* Allocate buffer for command iocb */ 1212 iocb = lpfc_sli_get_iocbq(phba); 1213 if (iocb == NULL) { 1214 pring->missbufcnt = cnt; 1215 return cnt; 1216 } 1217 icmd = &iocb->iocb; 1218 1219 /* 2 buffers can be posted per command */ 1220 /* Allocate buffer to post */ 1221 mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1222 if (mp1) 1223 mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &mp1->phys); 1224 if (!mp1 || !mp1->virt) { 1225 kfree(mp1); 1226 lpfc_sli_release_iocbq(phba, iocb); 1227 pring->missbufcnt = cnt; 1228 return cnt; 1229 } 1230 1231 INIT_LIST_HEAD(&mp1->list); 1232 /* Allocate buffer to post */ 1233 if (cnt > 1) { 1234 mp2 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1235 if (mp2) 1236 mp2->virt = lpfc_mbuf_alloc(phba, MEM_PRI, 1237 &mp2->phys); 1238 if (!mp2 || !mp2->virt) { 1239 kfree(mp2); 1240 lpfc_mbuf_free(phba, mp1->virt, mp1->phys); 1241 kfree(mp1); 1242 lpfc_sli_release_iocbq(phba, iocb); 1243 pring->missbufcnt = cnt; 1244 return cnt; 1245 } 1246 1247 INIT_LIST_HEAD(&mp2->list); 1248 } else { 1249 mp2 = NULL; 1250 } 1251 1252 icmd->un.cont64[0].addrHigh = putPaddrHigh(mp1->phys); 1253 icmd->un.cont64[0].addrLow = putPaddrLow(mp1->phys); 1254 icmd->un.cont64[0].tus.f.bdeSize = FCELSSIZE; 1255 icmd->ulpBdeCount = 1; 1256 cnt--; 1257 if (mp2) { 1258 icmd->un.cont64[1].addrHigh = putPaddrHigh(mp2->phys); 1259 icmd->un.cont64[1].addrLow = putPaddrLow(mp2->phys); 1260 icmd->un.cont64[1].tus.f.bdeSize = FCELSSIZE; 1261 cnt--; 1262 icmd->ulpBdeCount = 2; 1263 } 1264 1265 icmd->ulpCommand = CMD_QUE_RING_BUF64_CN; 1266 icmd->ulpLe = 1; 1267 1268 if (lpfc_sli_issue_iocb(phba, pring, iocb, 0) == IOCB_ERROR) { 1269 lpfc_mbuf_free(phba, mp1->virt, mp1->phys); 1270 kfree(mp1); 1271 cnt++; 1272 if (mp2) { 1273 lpfc_mbuf_free(phba, mp2->virt, mp2->phys); 1274 kfree(mp2); 1275 cnt++; 1276 } 1277 lpfc_sli_release_iocbq(phba, iocb); 1278 pring->missbufcnt = cnt; 1279 return cnt; 1280 } 1281 lpfc_sli_ringpostbuf_put(phba, pring, mp1); 1282 if (mp2) 1283 lpfc_sli_ringpostbuf_put(phba, pring, mp2); 1284 } 1285 pring->missbufcnt = 0; 1286 return 0; 1287 } 1288 1289 /************************************************************************/ 1290 /* */ 1291 /* lpfc_post_rcv_buf */ 1292 /* This routine post initial rcv buffers to the configured rings */ 1293 /* */ 1294 /************************************************************************/ 1295 static int 1296 lpfc_post_rcv_buf(struct lpfc_hba *phba) 1297 { 1298 struct lpfc_sli *psli = &phba->sli; 1299 1300 /* Ring 0, ELS / CT buffers */ 1301 lpfc_post_buffer(phba, &psli->ring[LPFC_ELS_RING], LPFC_BUF_RING0, 1); 1302 /* Ring 2 - FCP no buffers needed */ 1303 1304 return 0; 1305 } 1306 1307 #define S(N,V) (((V)<<(N))|((V)>>(32-(N)))) 1308 1309 /************************************************************************/ 1310 /* */ 1311 /* lpfc_sha_init */ 1312 /* */ 1313 /************************************************************************/ 1314 static void 1315 lpfc_sha_init(uint32_t * HashResultPointer) 1316 { 1317 HashResultPointer[0] = 0x67452301; 1318 HashResultPointer[1] = 0xEFCDAB89; 1319 HashResultPointer[2] = 0x98BADCFE; 1320 HashResultPointer[3] = 0x10325476; 1321 HashResultPointer[4] = 0xC3D2E1F0; 1322 } 1323 1324 /************************************************************************/ 1325 /* */ 1326 /* lpfc_sha_iterate */ 1327 /* */ 1328 /************************************************************************/ 1329 static void 1330 lpfc_sha_iterate(uint32_t * HashResultPointer, uint32_t * HashWorkingPointer) 1331 { 1332 int t; 1333 uint32_t TEMP; 1334 uint32_t A, B, C, D, E; 1335 t = 16; 1336 do { 1337 HashWorkingPointer[t] = 1338 S(1, 1339 HashWorkingPointer[t - 3] ^ HashWorkingPointer[t - 1340 8] ^ 1341 HashWorkingPointer[t - 14] ^ HashWorkingPointer[t - 16]); 1342 } while (++t <= 79); 1343 t = 0; 1344 A = HashResultPointer[0]; 1345 B = HashResultPointer[1]; 1346 C = HashResultPointer[2]; 1347 D = HashResultPointer[3]; 1348 E = HashResultPointer[4]; 1349 1350 do { 1351 if (t < 20) { 1352 TEMP = ((B & C) | ((~B) & D)) + 0x5A827999; 1353 } else if (t < 40) { 1354 TEMP = (B ^ C ^ D) + 0x6ED9EBA1; 1355 } else if (t < 60) { 1356 TEMP = ((B & C) | (B & D) | (C & D)) + 0x8F1BBCDC; 1357 } else { 1358 TEMP = (B ^ C ^ D) + 0xCA62C1D6; 1359 } 1360 TEMP += S(5, A) + E + HashWorkingPointer[t]; 1361 E = D; 1362 D = C; 1363 C = S(30, B); 1364 B = A; 1365 A = TEMP; 1366 } while (++t <= 79); 1367 1368 HashResultPointer[0] += A; 1369 HashResultPointer[1] += B; 1370 HashResultPointer[2] += C; 1371 HashResultPointer[3] += D; 1372 HashResultPointer[4] += E; 1373 1374 } 1375 1376 /************************************************************************/ 1377 /* */ 1378 /* lpfc_challenge_key */ 1379 /* */ 1380 /************************************************************************/ 1381 static void 1382 lpfc_challenge_key(uint32_t * RandomChallenge, uint32_t * HashWorking) 1383 { 1384 *HashWorking = (*RandomChallenge ^ *HashWorking); 1385 } 1386 1387 /************************************************************************/ 1388 /* */ 1389 /* lpfc_hba_init */ 1390 /* */ 1391 /************************************************************************/ 1392 void 1393 lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit) 1394 { 1395 int t; 1396 uint32_t *HashWorking; 1397 uint32_t *pwwnn = (uint32_t *) phba->wwnn; 1398 1399 HashWorking = kcalloc(80, sizeof(uint32_t), GFP_KERNEL); 1400 if (!HashWorking) 1401 return; 1402 1403 HashWorking[0] = HashWorking[78] = *pwwnn++; 1404 HashWorking[1] = HashWorking[79] = *pwwnn; 1405 1406 for (t = 0; t < 7; t++) 1407 lpfc_challenge_key(phba->RandomData + t, HashWorking + t); 1408 1409 lpfc_sha_init(hbainit); 1410 lpfc_sha_iterate(hbainit, HashWorking); 1411 kfree(HashWorking); 1412 } 1413 1414 void 1415 lpfc_cleanup(struct lpfc_vport *vport) 1416 { 1417 struct lpfc_hba *phba = vport->phba; 1418 struct lpfc_nodelist *ndlp, *next_ndlp; 1419 int i = 0; 1420 1421 if (phba->link_state > LPFC_LINK_DOWN) 1422 lpfc_port_link_failure(vport); 1423 1424 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1425 if (ndlp->nlp_type & NLP_FABRIC) 1426 lpfc_disc_state_machine(vport, ndlp, NULL, 1427 NLP_EVT_DEVICE_RECOVERY); 1428 lpfc_disc_state_machine(vport, ndlp, NULL, 1429 NLP_EVT_DEVICE_RM); 1430 } 1431 1432 /* At this point, ALL ndlp's should be gone 1433 * because of the previous NLP_EVT_DEVICE_RM. 1434 * Lets wait for this to happen, if needed. 1435 */ 1436 while (!list_empty(&vport->fc_nodes)) { 1437 1438 if (i++ > 3000) { 1439 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1440 "0233 Nodelist not empty\n"); 1441 break; 1442 } 1443 1444 /* Wait for any activity on ndlps to settle */ 1445 msleep(10); 1446 } 1447 return; 1448 } 1449 1450 static void 1451 lpfc_establish_link_tmo(unsigned long ptr) 1452 { 1453 struct lpfc_hba *phba = (struct lpfc_hba *) ptr; 1454 struct lpfc_vport **vports; 1455 unsigned long iflag; 1456 int i; 1457 1458 /* Re-establishing Link, timer expired */ 1459 lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, 1460 "1300 Re-establishing Link, timer expired " 1461 "Data: x%x x%x\n", 1462 phba->pport->fc_flag, phba->pport->port_state); 1463 vports = lpfc_create_vport_work_array(phba); 1464 if (vports != NULL) 1465 for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { 1466 struct Scsi_Host *shost; 1467 shost = lpfc_shost_from_vport(vports[i]); 1468 spin_lock_irqsave(shost->host_lock, iflag); 1469 vports[i]->fc_flag &= ~FC_ESTABLISH_LINK; 1470 spin_unlock_irqrestore(shost->host_lock, iflag); 1471 } 1472 lpfc_destroy_vport_work_array(phba, vports); 1473 } 1474 1475 void 1476 lpfc_stop_vport_timers(struct lpfc_vport *vport) 1477 { 1478 del_timer_sync(&vport->els_tmofunc); 1479 del_timer_sync(&vport->fc_fdmitmo); 1480 lpfc_can_disctmo(vport); 1481 return; 1482 } 1483 1484 static void 1485 lpfc_stop_phba_timers(struct lpfc_hba *phba) 1486 { 1487 del_timer_sync(&phba->fcp_poll_timer); 1488 del_timer_sync(&phba->fc_estabtmo); 1489 lpfc_stop_vport_timers(phba->pport); 1490 del_timer_sync(&phba->sli.mbox_tmo); 1491 del_timer_sync(&phba->fabric_block_timer); 1492 phba->hb_outstanding = 0; 1493 del_timer_sync(&phba->hb_tmofunc); 1494 return; 1495 } 1496 1497 static void 1498 lpfc_block_mgmt_io(struct lpfc_hba * phba) 1499 { 1500 unsigned long iflag; 1501 1502 spin_lock_irqsave(&phba->hbalock, iflag); 1503 phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO; 1504 spin_unlock_irqrestore(&phba->hbalock, iflag); 1505 } 1506 1507 int 1508 lpfc_online(struct lpfc_hba *phba) 1509 { 1510 struct lpfc_vport *vport = phba->pport; 1511 struct lpfc_vport **vports; 1512 int i; 1513 1514 if (!phba) 1515 return 0; 1516 1517 if (!(vport->fc_flag & FC_OFFLINE_MODE)) 1518 return 0; 1519 1520 lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, 1521 "0458 Bring Adapter online\n"); 1522 1523 lpfc_block_mgmt_io(phba); 1524 1525 if (!lpfc_sli_queue_setup(phba)) { 1526 lpfc_unblock_mgmt_io(phba); 1527 return 1; 1528 } 1529 1530 if (lpfc_sli_hba_setup(phba)) { /* Initialize the HBA */ 1531 lpfc_unblock_mgmt_io(phba); 1532 return 1; 1533 } 1534 1535 vports = lpfc_create_vport_work_array(phba); 1536 if (vports != NULL) 1537 for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { 1538 struct Scsi_Host *shost; 1539 shost = lpfc_shost_from_vport(vports[i]); 1540 spin_lock_irq(shost->host_lock); 1541 vports[i]->fc_flag &= ~FC_OFFLINE_MODE; 1542 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) 1543 vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI; 1544 spin_unlock_irq(shost->host_lock); 1545 } 1546 lpfc_destroy_vport_work_array(phba, vports); 1547 1548 lpfc_unblock_mgmt_io(phba); 1549 return 0; 1550 } 1551 1552 void 1553 lpfc_unblock_mgmt_io(struct lpfc_hba * phba) 1554 { 1555 unsigned long iflag; 1556 1557 spin_lock_irqsave(&phba->hbalock, iflag); 1558 phba->sli.sli_flag &= ~LPFC_BLOCK_MGMT_IO; 1559 spin_unlock_irqrestore(&phba->hbalock, iflag); 1560 } 1561 1562 void 1563 lpfc_offline_prep(struct lpfc_hba * phba) 1564 { 1565 struct lpfc_vport *vport = phba->pport; 1566 struct lpfc_nodelist *ndlp, *next_ndlp; 1567 struct lpfc_vport **vports; 1568 int i; 1569 1570 if (vport->fc_flag & FC_OFFLINE_MODE) 1571 return; 1572 1573 lpfc_block_mgmt_io(phba); 1574 1575 lpfc_linkdown(phba); 1576 1577 /* Issue an unreg_login to all nodes on all vports */ 1578 vports = lpfc_create_vport_work_array(phba); 1579 if (vports != NULL) { 1580 for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { 1581 struct Scsi_Host *shost; 1582 1583 if (vports[i]->load_flag & FC_UNLOADING) 1584 continue; 1585 shost = lpfc_shost_from_vport(vports[i]); 1586 list_for_each_entry_safe(ndlp, next_ndlp, 1587 &vports[i]->fc_nodes, 1588 nlp_listp) { 1589 if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) 1590 continue; 1591 if (ndlp->nlp_type & NLP_FABRIC) { 1592 lpfc_disc_state_machine(vports[i], ndlp, 1593 NULL, NLP_EVT_DEVICE_RECOVERY); 1594 lpfc_disc_state_machine(vports[i], ndlp, 1595 NULL, NLP_EVT_DEVICE_RM); 1596 } 1597 spin_lock_irq(shost->host_lock); 1598 ndlp->nlp_flag &= ~NLP_NPR_ADISC; 1599 spin_unlock_irq(shost->host_lock); 1600 lpfc_unreg_rpi(vports[i], ndlp); 1601 } 1602 } 1603 } 1604 lpfc_destroy_vport_work_array(phba, vports); 1605 1606 lpfc_sli_flush_mbox_queue(phba); 1607 } 1608 1609 void 1610 lpfc_offline(struct lpfc_hba *phba) 1611 { 1612 struct Scsi_Host *shost; 1613 struct lpfc_vport **vports; 1614 int i; 1615 1616 if (phba->pport->fc_flag & FC_OFFLINE_MODE) 1617 return; 1618 1619 /* stop all timers associated with this hba */ 1620 lpfc_stop_phba_timers(phba); 1621 vports = lpfc_create_vport_work_array(phba); 1622 if (vports != NULL) 1623 for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) 1624 lpfc_stop_vport_timers(vports[i]); 1625 lpfc_destroy_vport_work_array(phba, vports); 1626 lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, 1627 "0460 Bring Adapter offline\n"); 1628 /* Bring down the SLI Layer and cleanup. The HBA is offline 1629 now. */ 1630 lpfc_sli_hba_down(phba); 1631 spin_lock_irq(&phba->hbalock); 1632 phba->work_ha = 0; 1633 spin_unlock_irq(&phba->hbalock); 1634 vports = lpfc_create_vport_work_array(phba); 1635 if (vports != NULL) 1636 for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { 1637 shost = lpfc_shost_from_vport(vports[i]); 1638 spin_lock_irq(shost->host_lock); 1639 vports[i]->work_port_events = 0; 1640 vports[i]->fc_flag |= FC_OFFLINE_MODE; 1641 spin_unlock_irq(shost->host_lock); 1642 } 1643 lpfc_destroy_vport_work_array(phba, vports); 1644 } 1645 1646 /****************************************************************************** 1647 * Function name: lpfc_scsi_free 1648 * 1649 * Description: Called from lpfc_pci_remove_one free internal driver resources 1650 * 1651 ******************************************************************************/ 1652 static int 1653 lpfc_scsi_free(struct lpfc_hba *phba) 1654 { 1655 struct lpfc_scsi_buf *sb, *sb_next; 1656 struct lpfc_iocbq *io, *io_next; 1657 1658 spin_lock_irq(&phba->hbalock); 1659 /* Release all the lpfc_scsi_bufs maintained by this host. */ 1660 list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list, list) { 1661 list_del(&sb->list); 1662 pci_pool_free(phba->lpfc_scsi_dma_buf_pool, sb->data, 1663 sb->dma_handle); 1664 kfree(sb); 1665 phba->total_scsi_bufs--; 1666 } 1667 1668 /* Release all the lpfc_iocbq entries maintained by this host. */ 1669 list_for_each_entry_safe(io, io_next, &phba->lpfc_iocb_list, list) { 1670 list_del(&io->list); 1671 kfree(io); 1672 phba->total_iocbq_bufs--; 1673 } 1674 1675 spin_unlock_irq(&phba->hbalock); 1676 1677 return 0; 1678 } 1679 1680 struct lpfc_vport * 1681 lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev) 1682 { 1683 struct lpfc_vport *vport; 1684 struct Scsi_Host *shost; 1685 int error = 0; 1686 1687 if (dev != &phba->pcidev->dev) 1688 shost = scsi_host_alloc(&lpfc_vport_template, 1689 sizeof(struct lpfc_vport)); 1690 else 1691 shost = scsi_host_alloc(&lpfc_template, 1692 sizeof(struct lpfc_vport)); 1693 if (!shost) 1694 goto out; 1695 1696 vport = (struct lpfc_vport *) shost->hostdata; 1697 vport->phba = phba; 1698 1699 vport->load_flag |= FC_LOADING; 1700 vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; 1701 1702 lpfc_get_vport_cfgparam(vport); 1703 shost->unique_id = instance; 1704 shost->max_id = LPFC_MAX_TARGET; 1705 shost->max_lun = vport->cfg_max_luns; 1706 shost->this_id = -1; 1707 shost->max_cmd_len = 16; 1708 /* 1709 * Set initial can_queue value since 0 is no longer supported and 1710 * scsi_add_host will fail. This will be adjusted later based on the 1711 * max xri value determined in hba setup. 1712 */ 1713 shost->can_queue = phba->cfg_hba_queue_depth - 10; 1714 if (dev != &phba->pcidev->dev) { 1715 shost->transportt = lpfc_vport_transport_template; 1716 vport->port_type = LPFC_NPIV_PORT; 1717 } else { 1718 shost->transportt = lpfc_transport_template; 1719 vport->port_type = LPFC_PHYSICAL_PORT; 1720 } 1721 1722 /* Initialize all internally managed lists. */ 1723 INIT_LIST_HEAD(&vport->fc_nodes); 1724 spin_lock_init(&vport->work_port_lock); 1725 1726 init_timer(&vport->fc_disctmo); 1727 vport->fc_disctmo.function = lpfc_disc_timeout; 1728 vport->fc_disctmo.data = (unsigned long)vport; 1729 1730 init_timer(&vport->fc_fdmitmo); 1731 vport->fc_fdmitmo.function = lpfc_fdmi_tmo; 1732 vport->fc_fdmitmo.data = (unsigned long)vport; 1733 1734 init_timer(&vport->els_tmofunc); 1735 vport->els_tmofunc.function = lpfc_els_timeout; 1736 vport->els_tmofunc.data = (unsigned long)vport; 1737 1738 error = scsi_add_host(shost, dev); 1739 if (error) 1740 goto out_put_shost; 1741 1742 spin_lock_irq(&phba->hbalock); 1743 list_add_tail(&vport->listentry, &phba->port_list); 1744 spin_unlock_irq(&phba->hbalock); 1745 return vport; 1746 1747 out_put_shost: 1748 scsi_host_put(shost); 1749 out: 1750 return NULL; 1751 } 1752 1753 void 1754 destroy_port(struct lpfc_vport *vport) 1755 { 1756 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 1757 struct lpfc_hba *phba = vport->phba; 1758 1759 kfree(vport->vname); 1760 1761 lpfc_debugfs_terminate(vport); 1762 fc_remove_host(shost); 1763 scsi_remove_host(shost); 1764 1765 spin_lock_irq(&phba->hbalock); 1766 list_del_init(&vport->listentry); 1767 spin_unlock_irq(&phba->hbalock); 1768 1769 lpfc_cleanup(vport); 1770 return; 1771 } 1772 1773 int 1774 lpfc_get_instance(void) 1775 { 1776 int instance = 0; 1777 1778 /* Assign an unused number */ 1779 if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL)) 1780 return -1; 1781 if (idr_get_new(&lpfc_hba_index, NULL, &instance)) 1782 return -1; 1783 return instance; 1784 } 1785 1786 /* 1787 * Note: there is no scan_start function as adapter initialization 1788 * will have asynchronously kicked off the link initialization. 1789 */ 1790 1791 int lpfc_scan_finished(struct Scsi_Host *shost, unsigned long time) 1792 { 1793 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; 1794 struct lpfc_hba *phba = vport->phba; 1795 int stat = 0; 1796 1797 spin_lock_irq(shost->host_lock); 1798 1799 if (vport->load_flag & FC_UNLOADING) { 1800 stat = 1; 1801 goto finished; 1802 } 1803 if (time >= 30 * HZ) { 1804 lpfc_printf_log(phba, KERN_INFO, LOG_INIT, 1805 "0461 Scanning longer than 30 " 1806 "seconds. Continuing initialization\n"); 1807 stat = 1; 1808 goto finished; 1809 } 1810 if (time >= 15 * HZ && phba->link_state <= LPFC_LINK_DOWN) { 1811 lpfc_printf_log(phba, KERN_INFO, LOG_INIT, 1812 "0465 Link down longer than 15 " 1813 "seconds. Continuing initialization\n"); 1814 stat = 1; 1815 goto finished; 1816 } 1817 1818 if (vport->port_state != LPFC_VPORT_READY) 1819 goto finished; 1820 if (vport->num_disc_nodes || vport->fc_prli_sent) 1821 goto finished; 1822 if (vport->fc_map_cnt == 0 && time < 2 * HZ) 1823 goto finished; 1824 if ((phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE) != 0) 1825 goto finished; 1826 1827 stat = 1; 1828 1829 finished: 1830 spin_unlock_irq(shost->host_lock); 1831 return stat; 1832 } 1833 1834 void lpfc_host_attrib_init(struct Scsi_Host *shost) 1835 { 1836 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; 1837 struct lpfc_hba *phba = vport->phba; 1838 /* 1839 * Set fixed host attributes. Must done after lpfc_sli_hba_setup(). 1840 */ 1841 1842 fc_host_node_name(shost) = wwn_to_u64(vport->fc_nodename.u.wwn); 1843 fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn); 1844 fc_host_supported_classes(shost) = FC_COS_CLASS3; 1845 1846 memset(fc_host_supported_fc4s(shost), 0, 1847 sizeof(fc_host_supported_fc4s(shost))); 1848 fc_host_supported_fc4s(shost)[2] = 1; 1849 fc_host_supported_fc4s(shost)[7] = 1; 1850 1851 lpfc_vport_symbolic_node_name(vport, fc_host_symbolic_name(shost), 1852 sizeof fc_host_symbolic_name(shost)); 1853 1854 fc_host_supported_speeds(shost) = 0; 1855 if (phba->lmt & LMT_10Gb) 1856 fc_host_supported_speeds(shost) |= FC_PORTSPEED_10GBIT; 1857 if (phba->lmt & LMT_8Gb) 1858 fc_host_supported_speeds(shost) |= FC_PORTSPEED_8GBIT; 1859 if (phba->lmt & LMT_4Gb) 1860 fc_host_supported_speeds(shost) |= FC_PORTSPEED_4GBIT; 1861 if (phba->lmt & LMT_2Gb) 1862 fc_host_supported_speeds(shost) |= FC_PORTSPEED_2GBIT; 1863 if (phba->lmt & LMT_1Gb) 1864 fc_host_supported_speeds(shost) |= FC_PORTSPEED_1GBIT; 1865 1866 fc_host_maxframe_size(shost) = 1867 (((uint32_t) vport->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) | 1868 (uint32_t) vport->fc_sparam.cmn.bbRcvSizeLsb; 1869 1870 /* This value is also unchanging */ 1871 memset(fc_host_active_fc4s(shost), 0, 1872 sizeof(fc_host_active_fc4s(shost))); 1873 fc_host_active_fc4s(shost)[2] = 1; 1874 fc_host_active_fc4s(shost)[7] = 1; 1875 1876 fc_host_max_npiv_vports(shost) = phba->max_vpi; 1877 spin_lock_irq(shost->host_lock); 1878 vport->load_flag &= ~FC_LOADING; 1879 spin_unlock_irq(shost->host_lock); 1880 } 1881 1882 static int __devinit 1883 lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) 1884 { 1885 struct lpfc_vport *vport = NULL; 1886 struct lpfc_hba *phba; 1887 struct lpfc_sli *psli; 1888 struct lpfc_iocbq *iocbq_entry = NULL, *iocbq_next = NULL; 1889 struct Scsi_Host *shost = NULL; 1890 void *ptr; 1891 unsigned long bar0map_len, bar2map_len; 1892 int error = -ENODEV, retval; 1893 int i, hbq_count; 1894 uint16_t iotag; 1895 int bars = pci_select_bars(pdev, IORESOURCE_MEM); 1896 1897 if (pci_enable_device_mem(pdev)) 1898 goto out; 1899 if (pci_request_selected_regions(pdev, bars, LPFC_DRIVER_NAME)) 1900 goto out_disable_device; 1901 1902 phba = kzalloc(sizeof (struct lpfc_hba), GFP_KERNEL); 1903 if (!phba) 1904 goto out_release_regions; 1905 1906 spin_lock_init(&phba->hbalock); 1907 1908 phba->pcidev = pdev; 1909 1910 /* Assign an unused board number */ 1911 if ((phba->brd_no = lpfc_get_instance()) < 0) 1912 goto out_free_phba; 1913 1914 INIT_LIST_HEAD(&phba->port_list); 1915 /* 1916 * Get all the module params for configuring this host and then 1917 * establish the host. 1918 */ 1919 lpfc_get_cfgparam(phba); 1920 phba->max_vpi = LPFC_MAX_VPI; 1921 1922 /* Initialize timers used by driver */ 1923 init_timer(&phba->fc_estabtmo); 1924 phba->fc_estabtmo.function = lpfc_establish_link_tmo; 1925 phba->fc_estabtmo.data = (unsigned long)phba; 1926 1927 init_timer(&phba->hb_tmofunc); 1928 phba->hb_tmofunc.function = lpfc_hb_timeout; 1929 phba->hb_tmofunc.data = (unsigned long)phba; 1930 1931 psli = &phba->sli; 1932 init_timer(&psli->mbox_tmo); 1933 psli->mbox_tmo.function = lpfc_mbox_timeout; 1934 psli->mbox_tmo.data = (unsigned long) phba; 1935 init_timer(&phba->fcp_poll_timer); 1936 phba->fcp_poll_timer.function = lpfc_poll_timeout; 1937 phba->fcp_poll_timer.data = (unsigned long) phba; 1938 init_timer(&phba->fabric_block_timer); 1939 phba->fabric_block_timer.function = lpfc_fabric_block_timeout; 1940 phba->fabric_block_timer.data = (unsigned long) phba; 1941 1942 pci_set_master(pdev); 1943 pci_try_set_mwi(pdev); 1944 1945 if (pci_set_dma_mask(phba->pcidev, DMA_64BIT_MASK) != 0) 1946 if (pci_set_dma_mask(phba->pcidev, DMA_32BIT_MASK) != 0) 1947 goto out_idr_remove; 1948 1949 /* 1950 * Get the bus address of Bar0 and Bar2 and the number of bytes 1951 * required by each mapping. 1952 */ 1953 phba->pci_bar0_map = pci_resource_start(phba->pcidev, 0); 1954 bar0map_len = pci_resource_len(phba->pcidev, 0); 1955 1956 phba->pci_bar2_map = pci_resource_start(phba->pcidev, 2); 1957 bar2map_len = pci_resource_len(phba->pcidev, 2); 1958 1959 /* Map HBA SLIM to a kernel virtual address. */ 1960 phba->slim_memmap_p = ioremap(phba->pci_bar0_map, bar0map_len); 1961 if (!phba->slim_memmap_p) { 1962 error = -ENODEV; 1963 dev_printk(KERN_ERR, &pdev->dev, 1964 "ioremap failed for SLIM memory.\n"); 1965 goto out_idr_remove; 1966 } 1967 1968 /* Map HBA Control Registers to a kernel virtual address. */ 1969 phba->ctrl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len); 1970 if (!phba->ctrl_regs_memmap_p) { 1971 error = -ENODEV; 1972 dev_printk(KERN_ERR, &pdev->dev, 1973 "ioremap failed for HBA control registers.\n"); 1974 goto out_iounmap_slim; 1975 } 1976 1977 /* Allocate memory for SLI-2 structures */ 1978 phba->slim2p = dma_alloc_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE, 1979 &phba->slim2p_mapping, GFP_KERNEL); 1980 if (!phba->slim2p) 1981 goto out_iounmap; 1982 1983 memset(phba->slim2p, 0, SLI2_SLIM_SIZE); 1984 1985 phba->hbqslimp.virt = dma_alloc_coherent(&phba->pcidev->dev, 1986 lpfc_sli_hbq_size(), 1987 &phba->hbqslimp.phys, 1988 GFP_KERNEL); 1989 if (!phba->hbqslimp.virt) 1990 goto out_free_slim; 1991 1992 hbq_count = lpfc_sli_hbq_count(); 1993 ptr = phba->hbqslimp.virt; 1994 for (i = 0; i < hbq_count; ++i) { 1995 phba->hbqs[i].hbq_virt = ptr; 1996 INIT_LIST_HEAD(&phba->hbqs[i].hbq_buffer_list); 1997 ptr += (lpfc_hbq_defs[i]->entry_count * 1998 sizeof(struct lpfc_hbq_entry)); 1999 } 2000 phba->hbqs[LPFC_ELS_HBQ].hbq_alloc_buffer = lpfc_els_hbq_alloc; 2001 phba->hbqs[LPFC_ELS_HBQ].hbq_free_buffer = lpfc_els_hbq_free; 2002 2003 memset(phba->hbqslimp.virt, 0, lpfc_sli_hbq_size()); 2004 2005 /* Initialize the SLI Layer to run with lpfc HBAs. */ 2006 lpfc_sli_setup(phba); 2007 lpfc_sli_queue_setup(phba); 2008 2009 retval = lpfc_mem_alloc(phba); 2010 if (retval) { 2011 error = retval; 2012 goto out_free_hbqslimp; 2013 } 2014 2015 /* Initialize and populate the iocb list per host. */ 2016 INIT_LIST_HEAD(&phba->lpfc_iocb_list); 2017 for (i = 0; i < LPFC_IOCB_LIST_CNT; i++) { 2018 iocbq_entry = kzalloc(sizeof(struct lpfc_iocbq), GFP_KERNEL); 2019 if (iocbq_entry == NULL) { 2020 printk(KERN_ERR "%s: only allocated %d iocbs of " 2021 "expected %d count. Unloading driver.\n", 2022 __FUNCTION__, i, LPFC_IOCB_LIST_CNT); 2023 error = -ENOMEM; 2024 goto out_free_iocbq; 2025 } 2026 2027 iotag = lpfc_sli_next_iotag(phba, iocbq_entry); 2028 if (iotag == 0) { 2029 kfree (iocbq_entry); 2030 printk(KERN_ERR "%s: failed to allocate IOTAG. " 2031 "Unloading driver.\n", 2032 __FUNCTION__); 2033 error = -ENOMEM; 2034 goto out_free_iocbq; 2035 } 2036 2037 spin_lock_irq(&phba->hbalock); 2038 list_add(&iocbq_entry->list, &phba->lpfc_iocb_list); 2039 phba->total_iocbq_bufs++; 2040 spin_unlock_irq(&phba->hbalock); 2041 } 2042 2043 /* Initialize HBA structure */ 2044 phba->fc_edtov = FF_DEF_EDTOV; 2045 phba->fc_ratov = FF_DEF_RATOV; 2046 phba->fc_altov = FF_DEF_ALTOV; 2047 phba->fc_arbtov = FF_DEF_ARBTOV; 2048 2049 INIT_LIST_HEAD(&phba->work_list); 2050 phba->work_ha_mask = (HA_ERATT|HA_MBATT|HA_LATT); 2051 phba->work_ha_mask |= (HA_RXMASK << (LPFC_ELS_RING * 4)); 2052 2053 /* Startup the kernel thread for this host adapter. */ 2054 phba->worker_thread = kthread_run(lpfc_do_work, phba, 2055 "lpfc_worker_%d", phba->brd_no); 2056 if (IS_ERR(phba->worker_thread)) { 2057 error = PTR_ERR(phba->worker_thread); 2058 goto out_free_iocbq; 2059 } 2060 2061 /* Initialize the list of scsi buffers used by driver for scsi IO. */ 2062 spin_lock_init(&phba->scsi_buf_list_lock); 2063 INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list); 2064 2065 /* Initialize list of fabric iocbs */ 2066 INIT_LIST_HEAD(&phba->fabric_iocb_list); 2067 2068 /* Initialize list to save ELS buffers */ 2069 INIT_LIST_HEAD(&phba->elsbuf); 2070 2071 vport = lpfc_create_port(phba, phba->brd_no, &phba->pcidev->dev); 2072 if (!vport) 2073 goto out_kthread_stop; 2074 2075 shost = lpfc_shost_from_vport(vport); 2076 phba->pport = vport; 2077 lpfc_debugfs_initialize(vport); 2078 2079 pci_set_drvdata(pdev, shost); 2080 2081 if (phba->cfg_use_msi) { 2082 retval = pci_enable_msi(phba->pcidev); 2083 if (!retval) 2084 phba->using_msi = 1; 2085 else 2086 lpfc_printf_log(phba, KERN_INFO, LOG_INIT, 2087 "0452 Enable MSI failed, continuing " 2088 "with IRQ\n"); 2089 } 2090 2091 retval = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED, 2092 LPFC_DRIVER_NAME, phba); 2093 if (retval) { 2094 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 2095 "0451 Enable interrupt handler failed\n"); 2096 error = retval; 2097 goto out_disable_msi; 2098 } 2099 2100 phba->MBslimaddr = phba->slim_memmap_p; 2101 phba->HAregaddr = phba->ctrl_regs_memmap_p + HA_REG_OFFSET; 2102 phba->CAregaddr = phba->ctrl_regs_memmap_p + CA_REG_OFFSET; 2103 phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET; 2104 phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET; 2105 2106 if (lpfc_alloc_sysfs_attr(vport)) { 2107 error = -ENOMEM; 2108 goto out_free_irq; 2109 } 2110 2111 if (lpfc_sli_hba_setup(phba)) { 2112 error = -ENODEV; 2113 goto out_remove_device; 2114 } 2115 2116 /* 2117 * hba setup may have changed the hba_queue_depth so we need to adjust 2118 * the value of can_queue. 2119 */ 2120 shost->can_queue = phba->cfg_hba_queue_depth - 10; 2121 2122 lpfc_host_attrib_init(shost); 2123 2124 if (phba->cfg_poll & DISABLE_FCP_RING_INT) { 2125 spin_lock_irq(shost->host_lock); 2126 lpfc_poll_start_timer(phba); 2127 spin_unlock_irq(shost->host_lock); 2128 } 2129 2130 scsi_scan_host(shost); 2131 2132 return 0; 2133 2134 out_remove_device: 2135 lpfc_free_sysfs_attr(vport); 2136 spin_lock_irq(shost->host_lock); 2137 vport->load_flag |= FC_UNLOADING; 2138 spin_unlock_irq(shost->host_lock); 2139 out_free_irq: 2140 lpfc_stop_phba_timers(phba); 2141 phba->pport->work_port_events = 0; 2142 free_irq(phba->pcidev->irq, phba); 2143 out_disable_msi: 2144 if (phba->using_msi) 2145 pci_disable_msi(phba->pcidev); 2146 destroy_port(vport); 2147 out_kthread_stop: 2148 kthread_stop(phba->worker_thread); 2149 out_free_iocbq: 2150 list_for_each_entry_safe(iocbq_entry, iocbq_next, 2151 &phba->lpfc_iocb_list, list) { 2152 kfree(iocbq_entry); 2153 phba->total_iocbq_bufs--; 2154 } 2155 lpfc_mem_free(phba); 2156 out_free_hbqslimp: 2157 dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt, 2158 phba->hbqslimp.phys); 2159 out_free_slim: 2160 dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, phba->slim2p, 2161 phba->slim2p_mapping); 2162 out_iounmap: 2163 iounmap(phba->ctrl_regs_memmap_p); 2164 out_iounmap_slim: 2165 iounmap(phba->slim_memmap_p); 2166 out_idr_remove: 2167 idr_remove(&lpfc_hba_index, phba->brd_no); 2168 out_free_phba: 2169 kfree(phba); 2170 out_release_regions: 2171 pci_release_selected_regions(pdev, bars); 2172 out_disable_device: 2173 pci_disable_device(pdev); 2174 out: 2175 pci_set_drvdata(pdev, NULL); 2176 if (shost) 2177 scsi_host_put(shost); 2178 return error; 2179 } 2180 2181 static void __devexit 2182 lpfc_pci_remove_one(struct pci_dev *pdev) 2183 { 2184 struct Scsi_Host *shost = pci_get_drvdata(pdev); 2185 struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; 2186 struct lpfc_hba *phba = vport->phba; 2187 int bars = pci_select_bars(pdev, IORESOURCE_MEM); 2188 2189 spin_lock_irq(&phba->hbalock); 2190 vport->load_flag |= FC_UNLOADING; 2191 spin_unlock_irq(&phba->hbalock); 2192 2193 kfree(vport->vname); 2194 lpfc_free_sysfs_attr(vport); 2195 2196 kthread_stop(phba->worker_thread); 2197 2198 fc_remove_host(shost); 2199 scsi_remove_host(shost); 2200 lpfc_cleanup(vport); 2201 2202 /* 2203 * Bring down the SLI Layer. This step disable all interrupts, 2204 * clears the rings, discards all mailbox commands, and resets 2205 * the HBA. 2206 */ 2207 lpfc_sli_hba_down(phba); 2208 lpfc_sli_brdrestart(phba); 2209 2210 lpfc_stop_phba_timers(phba); 2211 spin_lock_irq(&phba->hbalock); 2212 list_del_init(&vport->listentry); 2213 spin_unlock_irq(&phba->hbalock); 2214 2215 lpfc_debugfs_terminate(vport); 2216 2217 /* Release the irq reservation */ 2218 free_irq(phba->pcidev->irq, phba); 2219 if (phba->using_msi) 2220 pci_disable_msi(phba->pcidev); 2221 2222 pci_set_drvdata(pdev, NULL); 2223 scsi_host_put(shost); 2224 2225 /* 2226 * Call scsi_free before mem_free since scsi bufs are released to their 2227 * corresponding pools here. 2228 */ 2229 lpfc_scsi_free(phba); 2230 lpfc_mem_free(phba); 2231 2232 dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt, 2233 phba->hbqslimp.phys); 2234 2235 /* Free resources associated with SLI2 interface */ 2236 dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, 2237 phba->slim2p, phba->slim2p_mapping); 2238 2239 /* unmap adapter SLIM and Control Registers */ 2240 iounmap(phba->ctrl_regs_memmap_p); 2241 iounmap(phba->slim_memmap_p); 2242 2243 idr_remove(&lpfc_hba_index, phba->brd_no); 2244 2245 kfree(phba); 2246 2247 pci_release_selected_regions(pdev, bars); 2248 pci_disable_device(pdev); 2249 } 2250 2251 /** 2252 * lpfc_io_error_detected - called when PCI error is detected 2253 * @pdev: Pointer to PCI device 2254 * @state: The current pci conneection state 2255 * 2256 * This function is called after a PCI bus error affecting 2257 * this device has been detected. 2258 */ 2259 static pci_ers_result_t lpfc_io_error_detected(struct pci_dev *pdev, 2260 pci_channel_state_t state) 2261 { 2262 struct Scsi_Host *shost = pci_get_drvdata(pdev); 2263 struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; 2264 struct lpfc_sli *psli = &phba->sli; 2265 struct lpfc_sli_ring *pring; 2266 2267 if (state == pci_channel_io_perm_failure) 2268 return PCI_ERS_RESULT_DISCONNECT; 2269 2270 pci_disable_device(pdev); 2271 /* 2272 * There may be I/Os dropped by the firmware. 2273 * Error iocb (I/O) on txcmplq and let the SCSI layer 2274 * retry it after re-establishing link. 2275 */ 2276 pring = &psli->ring[psli->fcp_ring]; 2277 lpfc_sli_abort_iocb_ring(phba, pring); 2278 2279 /* Release the irq reservation */ 2280 free_irq(phba->pcidev->irq, phba); 2281 if (phba->using_msi) 2282 pci_disable_msi(phba->pcidev); 2283 2284 /* Request a slot reset. */ 2285 return PCI_ERS_RESULT_NEED_RESET; 2286 } 2287 2288 /** 2289 * lpfc_io_slot_reset - called after the pci bus has been reset. 2290 * @pdev: Pointer to PCI device 2291 * 2292 * Restart the card from scratch, as if from a cold-boot. 2293 */ 2294 static pci_ers_result_t lpfc_io_slot_reset(struct pci_dev *pdev) 2295 { 2296 struct Scsi_Host *shost = pci_get_drvdata(pdev); 2297 struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; 2298 struct lpfc_sli *psli = &phba->sli; 2299 2300 dev_printk(KERN_INFO, &pdev->dev, "recovering from a slot reset.\n"); 2301 if (pci_enable_device_mem(pdev)) { 2302 printk(KERN_ERR "lpfc: Cannot re-enable " 2303 "PCI device after reset.\n"); 2304 return PCI_ERS_RESULT_DISCONNECT; 2305 } 2306 2307 pci_set_master(pdev); 2308 2309 /* Re-establishing Link */ 2310 spin_lock_irq(shost->host_lock); 2311 phba->pport->fc_flag |= FC_ESTABLISH_LINK; 2312 spin_unlock_irq(shost->host_lock); 2313 2314 spin_lock_irq(&phba->hbalock); 2315 psli->sli_flag &= ~LPFC_SLI2_ACTIVE; 2316 spin_unlock_irq(&phba->hbalock); 2317 2318 2319 /* Take device offline; this will perform cleanup */ 2320 lpfc_offline(phba); 2321 lpfc_sli_brdrestart(phba); 2322 2323 return PCI_ERS_RESULT_RECOVERED; 2324 } 2325 2326 /** 2327 * lpfc_io_resume - called when traffic can start flowing again. 2328 * @pdev: Pointer to PCI device 2329 * 2330 * This callback is called when the error recovery driver tells us that 2331 * its OK to resume normal operation. 2332 */ 2333 static void lpfc_io_resume(struct pci_dev *pdev) 2334 { 2335 struct Scsi_Host *shost = pci_get_drvdata(pdev); 2336 struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; 2337 2338 if (lpfc_online(phba) == 0) { 2339 mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60); 2340 } 2341 } 2342 2343 static struct pci_device_id lpfc_id_table[] = { 2344 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER, 2345 PCI_ANY_ID, PCI_ANY_ID, }, 2346 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_FIREFLY, 2347 PCI_ANY_ID, PCI_ANY_ID, }, 2348 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_THOR, 2349 PCI_ANY_ID, PCI_ANY_ID, }, 2350 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PEGASUS, 2351 PCI_ANY_ID, PCI_ANY_ID, }, 2352 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_CENTAUR, 2353 PCI_ANY_ID, PCI_ANY_ID, }, 2354 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_DRAGONFLY, 2355 PCI_ANY_ID, PCI_ANY_ID, }, 2356 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SUPERFLY, 2357 PCI_ANY_ID, PCI_ANY_ID, }, 2358 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_RFLY, 2359 PCI_ANY_ID, PCI_ANY_ID, }, 2360 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PFLY, 2361 PCI_ANY_ID, PCI_ANY_ID, }, 2362 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE, 2363 PCI_ANY_ID, PCI_ANY_ID, }, 2364 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_SCSP, 2365 PCI_ANY_ID, PCI_ANY_ID, }, 2366 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_DCSP, 2367 PCI_ANY_ID, PCI_ANY_ID, }, 2368 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS, 2369 PCI_ANY_ID, PCI_ANY_ID, }, 2370 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_SCSP, 2371 PCI_ANY_ID, PCI_ANY_ID, }, 2372 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_DCSP, 2373 PCI_ANY_ID, PCI_ANY_ID, }, 2374 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BMID, 2375 PCI_ANY_ID, PCI_ANY_ID, }, 2376 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BSMB, 2377 PCI_ANY_ID, PCI_ANY_ID, }, 2378 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR, 2379 PCI_ANY_ID, PCI_ANY_ID, }, 2380 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_SCSP, 2381 PCI_ANY_ID, PCI_ANY_ID, }, 2382 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_DCSP, 2383 PCI_ANY_ID, PCI_ANY_ID, }, 2384 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZMID, 2385 PCI_ANY_ID, PCI_ANY_ID, }, 2386 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZSMB, 2387 PCI_ANY_ID, PCI_ANY_ID, }, 2388 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_TFLY, 2389 PCI_ANY_ID, PCI_ANY_ID, }, 2390 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP101, 2391 PCI_ANY_ID, PCI_ANY_ID, }, 2392 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP10000S, 2393 PCI_ANY_ID, PCI_ANY_ID, }, 2394 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP11000S, 2395 PCI_ANY_ID, PCI_ANY_ID, }, 2396 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LPE11000S, 2397 PCI_ANY_ID, PCI_ANY_ID, }, 2398 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT, 2399 PCI_ANY_ID, PCI_ANY_ID, }, 2400 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_MID, 2401 PCI_ANY_ID, PCI_ANY_ID, }, 2402 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SMB, 2403 PCI_ANY_ID, PCI_ANY_ID, }, 2404 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_DCSP, 2405 PCI_ANY_ID, PCI_ANY_ID, }, 2406 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SCSP, 2407 PCI_ANY_ID, PCI_ANY_ID, }, 2408 {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_S, 2409 PCI_ANY_ID, PCI_ANY_ID, }, 2410 { 0 } 2411 }; 2412 2413 MODULE_DEVICE_TABLE(pci, lpfc_id_table); 2414 2415 static struct pci_error_handlers lpfc_err_handler = { 2416 .error_detected = lpfc_io_error_detected, 2417 .slot_reset = lpfc_io_slot_reset, 2418 .resume = lpfc_io_resume, 2419 }; 2420 2421 static struct pci_driver lpfc_driver = { 2422 .name = LPFC_DRIVER_NAME, 2423 .id_table = lpfc_id_table, 2424 .probe = lpfc_pci_probe_one, 2425 .remove = __devexit_p(lpfc_pci_remove_one), 2426 .err_handler = &lpfc_err_handler, 2427 }; 2428 2429 static int __init 2430 lpfc_init(void) 2431 { 2432 int error = 0; 2433 2434 printk(LPFC_MODULE_DESC "\n"); 2435 printk(LPFC_COPYRIGHT "\n"); 2436 2437 if (lpfc_enable_npiv) { 2438 lpfc_transport_functions.vport_create = lpfc_vport_create; 2439 lpfc_transport_functions.vport_delete = lpfc_vport_delete; 2440 } 2441 lpfc_transport_template = 2442 fc_attach_transport(&lpfc_transport_functions); 2443 if (lpfc_transport_template == NULL) 2444 return -ENOMEM; 2445 if (lpfc_enable_npiv) { 2446 lpfc_vport_transport_template = 2447 fc_attach_transport(&lpfc_vport_transport_functions); 2448 if (lpfc_vport_transport_template == NULL) { 2449 fc_release_transport(lpfc_transport_template); 2450 return -ENOMEM; 2451 } 2452 } 2453 error = pci_register_driver(&lpfc_driver); 2454 if (error) { 2455 fc_release_transport(lpfc_transport_template); 2456 fc_release_transport(lpfc_vport_transport_template); 2457 } 2458 2459 return error; 2460 } 2461 2462 static void __exit 2463 lpfc_exit(void) 2464 { 2465 pci_unregister_driver(&lpfc_driver); 2466 fc_release_transport(lpfc_transport_template); 2467 if (lpfc_enable_npiv) 2468 fc_release_transport(lpfc_vport_transport_template); 2469 } 2470 2471 module_init(lpfc_init); 2472 module_exit(lpfc_exit); 2473 MODULE_LICENSE("GPL"); 2474 MODULE_DESCRIPTION(LPFC_MODULE_DESC); 2475 MODULE_AUTHOR("Emulex Corporation - tech.support@emulex.com"); 2476 MODULE_VERSION("0:" LPFC_DRIVER_VERSION); 2477